make sure there is a check in relative names in namespace before yield function & add docstring

openpype/hosts/maya/api/lib.py

@@ -938,7 +938,8 @@ def namespaced(namespace, new=True, relative_names=None):
     if new:
         namespace = unique_namespace(namespace)
         cmds.namespace(add=namespace)
-
+        if relative_names is not None:
+            cmds.namespace(relativeNames=relative_names)
     try:
         cmds.namespace(set=namespace)
         yield namespace

openpype/hosts/maya/plugins/load/_load_animation.py

@@ -3,7 +3,7 @@ import maya.cmds as cmds
 
 
 def _process_reference(file_url, name, namespace, options):
-    """_summary_
+    """Load files by referencing scene in Maya.
 
     Args:
         file_url (str): fileapth of the objects to be loaded